but they must stay completely clear of such Societies, Companies, Assemblies, Meetings, Congregations or Conventicles, under pain of excommunication for all the above mentioned people, which is incurred by the very deed without any declaration being required, and from which no one can obtain the benefit of absolution, other than at the hour of death, except through Ourselves or the Roman Pontiff of the time.

In eminenti - Papal Encyclicals

CLEMENT, BISHOP, Servant of the Servants of God to all the faithful, Salutation, and Apostolic Benediction. Since the divine clemency has placed Us...